Finding the Fourth Proportional to 201,291.73, 277,779.47 and 110,645.75
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Solution
The fourth proportional to 201,291.73, 277,779.47 and 110,645.75 is: 152,689.42
Step by Step Solution
- Step 1: Write the proportion equation
201,291.73 : 277,779.47 = 110,645.75 : x - Step 2: Convert to fraction form
201,291.73/277,779.47 = 110,645.75/x - Step 3: Cross multiply
201,291.73x = 277,779.47 × 110,645.75 - Step 4: Simplify right side
201,291.73x = 30,735,117,792.75 - Step 5: Solve for x
x = 30,735,117,792.75/201,291.73 - Step 6: Final answer
x = 152,689.42
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.